code: def pad_seq(s, maxlen, value=0):
      assert maxlen >= len(s)
      return tuple(s) + (value,) * (maxlen - len(s))
  
file_path: underthesea/underthesea/pipeline/say/viettts_/nat/data_loader.py
imports: import random
  from pathlib import Path
  import numpy
  from scipy.io import wavfile
  from .config import FLAGS, AcousticInput, DurationInput
label_desc: Use image node_id 2 for calling a global function with example usage: pad_seq(s, maxlen, value) and returns: unknown